EP0416404 - Polycarbonates containing UV-absorbents [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 12.08.1995 Database last updated on 03.09.2024 | Most recent event Tooltip | 12.08.1995 | No opposition filed within time limit | published on 04.10.1995 [1995/40] | Applicant(s) | For all designated states BAYER AG 51368 Leverkusen / DE | [N/P] |
Former [1991/11] | For all designated states BAYER AG D-51368 Leverkusen / DE | Inventor(s) | 01 /
Westeppe, Uwe, Dr. Vogelskamp 72 D-4020 Mettmann / DE | 02 /
Freitag, Dieter, Dr. Hasenheide 1 D-4150 Krefeld / DE | 03 /
Novertné, Werner, Dr. Burgstrasse 17b D-4150 Krefeld / DE | 04 /
Grigo, Ulrich, Dr. Michelsheide 9 D-4152 Kempen 3 / DE | [1991/11] | Application number, filing date | 90116306.3 | 25.08.1990 | [1991/11] | Priority number, date | DE19893929671 | 07.09.1989 Original published format: DE 3929671 | [1991/11] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0416404 | Date: | 13.03.1991 | Language: | DE | [1991/11] | Type: | B1 Patent specification | No.: | EP0416404 | Date: | 12.10.1994 | Language: | DE | [1994/41] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.12.1990 | Classification | IPC: | C08L69/00, C08K5/3475 | [1991/11] | CPC: |
C08K5/3475 (EP)
| C-Set: |
C08K5/3475, C08L69/00 (EP)
| Designated contracting states | BE, DE, ES, FR, GB, IT, NL [1991/11] | Title | German: | UV-Absorberhaltige Polycarbonate | [1991/11] | English: | Polycarbonates containing UV-absorbents | [1991/11] | French: | Polycarbonates contenant des absorbeurs UV | [1991/11] | Examination procedure | 25.08.1990 | Examination requested [1991/11] | 19.05.1993 | Despatch of a communication from the examining division (Time limit: M04) | 17.06.1993 | Reply to a communication from the examining division | 25.03.1994 | Despatch of communication of intention to grant (Approval: Yes) | 18.04.1994 | Communication of intention to grant the patent | 10.06.1994 | Fee for grant paid | 10.06.1994 | Fee for publishing/printing paid | Opposition(s) | 13.07.1995 | No opposition filed within time limit [1995/40] | Fees paid | Renewal fee | 15.07.1992 | Renewal fee patent year 03 | 13.07.1993 | Renewal fee patent year 04 | 14.07.1994 | Renewal fee patent year 05 |
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [YD]DE3832396 (BAYER AG [DE]); | [Y]EP0247480 (BAYER AG [DE]); | [Y]US4816504 (BAILEY JOHN V [US], et al); | [A]US4812498 (NAKAHARA YUTAKA [JP], et al) |